What are the Hessdalen Lights?

These are recurring and unexplained aerial luminous phenomena observed in the Hessdalen valley in Norway since 1981, characterized by brilliant lights performing abnormal maneuvers.

Where is the Hessdalen valley located?

The valley is located in central-east Norway, between the cities of Trondheim and Oslo, in a relatively isolated mountainous region.

What is the Hessdalen Project?

It is a research project established in 1983 by the Norwegian University of Science and Technology to scientifically study the luminous phenomena in the valley.

The Hessdalen Lights: A Norwegian Luminous Phenomenon

Photo: Robert Bye on Unsplash

Since 1981, the Hessdalen valley in Norway has been the scene of recurring and unexplained luminous phenomena, documented by the Hessdalen Project. These aerial manifestations have attracted the attention of scientists and researchers from around the world.

The Hessdalen valley, located in the central-east of Norway between the cities of Trondheim and Oslo, has become famous for the aerial luminous phenomena that manifest there regularly since the early 1980s. These mysterious appearances constitute one of the most documented and seriously studied waves of unexplained aerial phenomena in the world.

Context

The Hessdalen valley is a relatively isolated mountainous region of central Norway, characterized by rugged terrain and low population density. This particular geography made it ideal for the observation and study of luminous phenomena. The region also has an interesting geological history, with varied mineral formations and moderate seismic activity, factors that have fueled various explanatory theories.

The Facts

Between 1981 and 1984, the valley experienced a true epidemic of sightings, with hundreds of documented reports. The observations presented remarkably consistent characteristics: brilliant lights, often yellow, red, or white in color, performing impossible maneuvers.

Frequently Asked Questions

What are the Hessdalen Lights?: These are recurring and unexplained aerial luminous phenomena observed in the Hessdalen valley in Norway since 1981, characterized by brilliant lights performing abnormal maneuvers.
Where is the Hessdalen valley located?: The valley is located in central-east Norway, between the cities of Trondheim and Oslo, in a relatively isolated mountainous region.
What is the Hessdalen Project?: It is a research project established in 1983 by the Norwegian University of Science and Technology to scientifically study the luminous phenomena in the valley.

German Government Admits No UAP Reporting System Exists

In a formal parliamentary response, Germany's federal government confirmed it maintains no dedicated reporting channel for unidentified aerial phenomena, possesses no specialized UAP findings, and has no plans to create standardized reporting procedures for pilots and air traffic controllers observing anomalous objects.

Pentagon's Batch 7 Reveals Skinwalkers, Black Triangles, and a Century of Sightings

Pentagon's latest UFO files released October 23 document mysterious flying objects, strange seven-foot creatures, alleged skinwalkers, and decades of sightings off the California coast as part of the PURSUE program launched in May 2026. A three-page AARO memo (DOW-UAP-D176) describes a 2026 encounter at an undisclosed national security site in the western US where two federal agents witnessed a matte-black, triangular craft. Pentagon-linked investigation documents claim of strange creatures and a possible portal near Utah's Skinwalker Ranch from a 2010 BAASS investigation that interviewed over 25 witnesses.

Pentagon Reveals Bigelow's Secret Underground Vault for Exotic UAP Materials

Newly declassified Pentagon documents reveal that aerospace contractor Bigelow Aerospace developed architectural plans in 2009 for a heavily fortified 5,000-square-foot underground vault designed to store recovered hardware and biological specimens related to UAP investigations. The facility, never publicly disclosed until now, featured reinforced concrete walls three feet thick and was meant to be buried 15-20 feet underground at Bigelow's North Las Vegas operations, with plans to acquire exotic materials from private individuals and international sources including Brazil.

Discover the Ummite Letters

An archive of letters attributed to extraterrestrial beings from Ummo, covering science, philosophy, and the nature of the universe.

Browse the letters →